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| author | Paul E. McKenney <paulmck@kernel.org> | 2022-05-11 20:49:35 +0200 |
|---|---|---|
| committer | Paul E. McKenney <paulmck@kernel.org> | 2022-05-11 20:49:35 +0200 |
| commit | ce13389053a347aa9f8ffbfda2238352536e15c9 (patch) | |
| tree | 1bdfa4c0aeb2038dcee1a7802d2d693359e8aeb4 /Documentation/admin-guide/kernel-parameters.txt | |
| parent | Merge branches 'docs.2022.04.20a', 'fixes.2022.04.20a', 'nocb.2022.04.11b', '... (diff) | |
| parent | rcu: Move expedited grace period (GP) work to RT kthread_worker (diff) | |
| download | linux-ce13389053a347aa9f8ffbfda2238352536e15c9.tar.xz linux-ce13389053a347aa9f8ffbfda2238352536e15c9.zip | |
Merge branch 'exp.2022.05.11a' into HEAD
exp.2022.05.11a: Expedited-grace-period latency-reduction updates.
Diffstat (limited to 'Documentation/admin-guide/kernel-parameters.txt')
| -rw-r--r-- | Documentation/admin-guide/kernel-parameters.txt | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index 82dd253e5dbd..f8d9af5d51e5 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -4893,6 +4893,18 @@ rcupdate.rcu_cpu_stall_timeout= [KNL] Set timeout for RCU CPU stall warning messages. + The value is in seconds and the maximum allowed + value is 300 seconds. + + rcupdate.rcu_exp_cpu_stall_timeout= [KNL] + Set timeout for expedited RCU CPU stall warning + messages. The value is in milliseconds + and the maximum allowed value is 21000 + milliseconds. Please note that this value is + adjusted to an arch timer tick resolution. + Setting this to zero causes the value from + rcupdate.rcu_cpu_stall_timeout to be used (after + conversion from seconds to milliseconds). rcupdate.rcu_expedited= [KNL] Use expedited grace-period primitives, for |